The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Oct. 08, 2013

Filed:

Oct. 10, 2011
Applicants:

Radhika Chirra, Cedar Park, TX (US);

Nikhil Hegde, Round Rock, TX (US);

Richard J. Knight, Cedar Park, TX (US);

Rashmi Narasimhan, Round Rock, TX (US);

Inventors:

Radhika Chirra, Cedar Park, TX (US);

Nikhil Hegde, Round Rock, TX (US);

Richard J. Knight, Cedar Park, TX (US);

Rashmi Narasimhan, Round Rock, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01);
U.S. Cl.
CPC ...
Abstract

A kernel extension is configured to intercept a call to associate a socket with a port of a node in a network. The call originates from a kernel of the node. The kernel extension is configured to determine the port from the call. The kernel extension is configured to determine that the port is one of a plurality of ports for which the node has authority to modify firewall rules of a firewall of the network. The kernel extension is configured to modify firewall rules maintained by the firewall to allow communications for the port to the node through the firewall.


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